Asurif s usurif: tastratijit n snat n ddzinat

Aɣawas: tastratijit n snat n ddzinat deg rulit

$10 ɣef ddzinarrehnDdzina1–12, 13–24 neɣ 25–36, ixelleṣ 2:1.Ɣer akk → tamezwarut d $10 ɣef tis snat. Uṭṭun seg 1 ɣer 24 ixelleṣ i yiwet n ddzina $20, tayeḍ texser $10: +$10. Uṭṭun seg 25 ɣer 36, neɣ ilemaḍebsiIlemTaxxamt tazegzawt tasuft ur yeṭṭif ula d yiwen n rrehn s lexlaṣ imsawi, n ddzina neɣ n tgejdit; d aɣbalu n lmaziyya n lkazinu. Daɣen: yiwen yilem, 0.Ɣer akk →, yexser snat: −$20. Azal yettwaṛǧantusnaktAzal yettwaṛǧanAlemmas n ugmuḍ n yal rrehn deg uɣawas aɣezfan. −1/37 n rrehn i yal rrehn amagnu awrupi.Ɣer akk →: (24 × 10 − 13 × 20)/37 = −20/37 = −$0,54 i tuzzya, d 2,70% n $20. Afmiḍi n rrbeḥ 64,9%, d amḍan-a i yezzenzen rrehn.

Tuzzyiwin 1–25

Tmenṭac n yirbaḥen, sebɛa n lexsarat: +$180 − $140 = +$40. Deg sebɛa n lexsarat yella yilem yiwet n tikkelt d wazrar n kraḍ n wuṭṭunen n ddzina tis kraḍ deg tuzzyiwin 11–13 i yekellfen $60 yeṭṭafaren, yettban d ayen yeffɣen i ulugen. D 35,1% i d-yusan d tarbaɛt, akken i d-ttasent tirbaɛ.

Tuzzyiwin 26–50

Tlaṭṭac n yirbaḥen, tnac n lexsarat: +$130 − $240 = −$110. Tnac n lexsarat deg 25 n tuzzyiwin d ayen yeḍrun 20%, mačči d qlil. Aneggaru −$70; taqacuct +$90 deg tuzzya 31. Rrehn werǧin yefka-d abeddel ameqqran ɣer tama neɣ ɣer tayeḍ, acku rrbeḥ d $10, lexsara d $20; yeẓẓad kan s ttawil.

Leḥsabat

Amḍan n rrhun meṛṛa $1 000 deg 50 n tuzzyiwin. Lexsara yettwaṛǧantusnaktLexsara yettwaṛǧanAzal yettwaṛǧan seg tmerna n yidrimen yettwarhen; d alemmas n wayen yettwaxsar deg yiwet n tɣimit neɣ deg yiwen wakud.Ɣer akk → $27; tin n tidet −$70, qrib yiwen ubeɛɛed alugantusnaktAbeɛɛed aluganAẓar amkuẓ n tavaryans; ameccaq n umata gar ugmuḍ d wazal yettwaṛǧan.Ɣer akk → ddaw (σ i tuzzya qrib $14, ihi qrib $100 deg 50 n tuzzyiwin). $20-nni ɣef uzeggaɣrrehnAzeggaɣRrehn s lexlaṣ imsawi ɣef 18 n wuṭṭunen izeggaɣen. S tefransist: rouge.Ɣer akk → ad sɛun yiwen wazal yettwaṛǧan d σ meqqren ugar, qrib $140 deg teɣimit: snat n ddzinat d abrid s tavaryanstusnaktTavaryansAktazal n wamek i d-ttwazzaren igmaḍ i tama n wazal yettwaṛǧan. Meqqret i rrehn ɣef yiwen wuṭṭun, meẓẓiyet i rrhun s lexlaṣ imsawi.Ɣer akk → tamecṭuḥt ugar akken ad txesrem yiwen wazal.

Ayen i d-tesken teɣimit

Tuṭṭfa n 24 n wuṭṭunen terra rulit tettban am wurar i terebḥem s umata, yerna terebḥem: 64,9% n tuzzyiwin. LexlaṣidrimenLexlaṣAyen i d-yettak rrehn i yerbḥen, yettwanna «X ɣef 1» nnig rrehn i d-yettuɣalen.Ɣer akk → yettwasbadu akken 35,1% i texsrem ad tkellef s sin n wayen xellṣen yirbaḥen, assaɣ-nni yettwaseggem sɣur tfelwit n rrhunibenkanTafelwit n rrhunAẓeṭṭa n rrhun yettwarun ɣef ṭṭabla. Daɣen: ṭṭabla, tajellabt, aceṭṭiḍ.Ɣer akk → ɣer −1/37 n udrim akk n rrehn. Rnut ajiṭunidrimenAjiṭunTamatart i d-yemmalen azal yettwasbedden, yettwasersen ɣef tfelwit akken ad yili rrehn. Daɣen: check.Ɣer akk → ɣef yilem am «leḍman», lmaziyya yemxelḍen ad teqqim d 2,70%, acku leḍman-nni s ssuma n 2,70% daɣen. Asebter Ugur: snat n ddzinat d yiwen ujiṭun yessefhem-it s leqdic.

Isteqsiyen